* {
  margin: 0;
  padding: 0;
}
html,
body {
  width: 100%;
  height: 100%;
  background-color: #141414;
}
/* 隐藏滚动条 */
.container::-webkit-scrollbar {
    display: none;
}
/* 顶部导航栏 谷歌*/
.container {
  width: 100%;
  height: 100%;
  /* 溢出y轴保留滚动条，x轴隐藏滚动条 */
  overflow-y: scroll;
  scroll-behavior: smooth;
  /* 放在父级上，沿着y轴滑动  */
  scroll-snap-type: y mandatory;
    /*隐藏滚动条 兼容ie.火狐*/
  scrollbar-width: none;
  -ms-overflow-style: none; /* IE 10+ */

}

.navbar {
  position: fixed;
  bottom: 0;
  right: 0;
  z-index: 1;
  display: flex;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  flex-direction: column;
  justify-content: space-around;
}

.navbar li {
  list-style: none;
  margin: 0 1rem;
  padding: 1rem;
}

.navbar li a {
  text-decoration: none;
  text-transform: uppercase;
  color: #f4f4f4;
}

.navbar li a:hover {
  color: #22bbff;
}
/* 内容 */
section {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  width: 100%;
  height: 100%;
  color: #f4f4f4;

  /* 放在子元素上，和上面那个父元素一伙的 */
  scroll-snap-align: center;
}
